tidy _bfd_elf_define_linkage_sym
[deliverable/binutils-gdb.git] / bfd / ChangeLog
index e3a428aa929ea831d318a63ecaf40b09a08bca06..6908787461a240ed19e3228c8b53f2b87433e20e 100644 (file)
@@ -1,3 +1,319 @@
+2015-02-19  Alan Modra  <amodra@gmail.com>
+
+       * elflink.c (_bfd_elf_define_linkage_sym): Set 'bed' earlier.
+
+2015-02-19  Alan Modra  <amodra@gmail.com>
+
+       PR ld/4317
+       * elflink.c (elf_link_input_bfd): Drop undefined local syms.
+       (elf_link_output_extsym): Drop local and global undefined syms.
+       Tidy.  Expand comment.
+
+2015-02-17  Alan Modra  <amodra@gmail.com>
+
+       PR ld/17975
+       * elflink.c (struct elf_outext_info): Remove need_second_pass
+       and second_pass.
+       (elf_link_output_extsym): Delete code handling second forced
+       local pass.  Move code emitting NULL STT_FILE symbol later, so
+       that it can be omitted if forced local is stripped.  Don't
+       emit the NULL STT_FILE if no file symbols have been output.
+       (bfd_elf_final_link): Remove second forced local pass.
+       * elf32-ppc.c (add_stub_sym): Set linker_def on linker syms.
+       (ppc_elf_size_dynamic_sections): Likewise.
+       * elf64-ppc.c (ppc_build_one_stub): Likewise.
+       (build_global_entry_stubs): Likewise.
+       (ppc64_elf_build_stubs): Likewise.
+
+2015-02-16  H.J. Lu  <hongjiu.lu@intel.com>
+
+       PR ld/17975
+       * elflink.c (elf_link_output_extsym): Only check filesym_count
+       when outputting a NULL FILE symbol.  Set second_pass_sym to
+       h->forced_local && !h->root.linker_def.
+
+2015-02-15  H.J. Lu  <hongjiu.lu@intel.com>
+
+       * elf32-i386.c (elf_i386_always_size_sections): Set root.linker_def
+       on _TLS_MODULE_BASE_.
+       * elf64-x86-64.c (elf_x86_64_always_size_sections): Likewise.
+
+2015-02-15  Alan Modra  <amodra@gmail.com>
+
+       * dwarf2.c (read_rangelist): Correct buffer overflow check
+       Whitespace throughout file.
+
+2015-02-14  Alan Modra  <amodra@gmail.com>
+
+       PR ld/17973
+       * bfd.c (struct bfd): Add lto_output.
+       * linker.c (_bfd_handle_already_linked): Explicitly test for
+       objects added by the lto plugin.
+       * opncls.c (_bfd_new_bfd_contained_in): Copy lto_output and
+       no_export flags from archive.
+       * archive.c (open_nested_file): New function, setting lto_output
+       and no_export, extracted from..
+       (find_nested_archive): ..here.  Flip params.  Rename from
+       _bfd_find_nested_archive.
+       (_bfd_get_elt_at_filepos): Correct var typo.  Use open_nested_file.
+       (_bfd_look_for_bfd_in_cache): Copy no_export.
+       * elflink.c (elf_link_add_object_symbols): Remove now unnecessary
+       my_archive->no_export test.
+       (elf_link_input_bfd): Drop existing lto_output STT_FILE syms.
+       Don't use the file name when adding lto_output STT_FILE sym.
+       * bfd-in2.h: Regenerate.
+
+2015-02-13  Alan Modra  <amodra@gmail.com>
+
+       PR binutils/17512
+       * elf64-ppc.c (opd_entry_value): Tighten offset check.  Remove
+       now redundant assert.
+
+2015-02-12  Nick Clifton  <nickc@redhat.com>
+
+       PR binutils/17512
+       * dwarf.c (read_1_byte, read_1_signed_byte, read_2_bytes)
+       (read_4_bytes, read_8_bytes, read_n_bytes, read_string)
+       (read_indirect_string, read_alt_indirect_string)
+       (read_alt_indirect_ref, read_address, read_abbrevs)
+       (read_attribute_value, read_attribute, decode_line_info)
+       (find_abstract_instance_name, read_rangelist)
+       (scan_unit_for_symbols, parse_comp_unit)
+       (_bfd_dwarf2_find_nearest_line): Harden DWARF reading code.  Pass
+       end pointers to reading functions and check for offsets taking
+       pointers out of range.  Replace calls to read_*_leb128 with calls
+       to safe_read_leb128.
+
+       (* elf64-ppc.c (opd_entry_value): Add a check for an overlarge
+       offset.
+       * syms.c (_bfd_stab_section_find_nearest_line): Add checks for
+       computed file_name address being before the start of the string
+       table.
+
+2015-02-11  H.J. Lu  <hongjiu.lu@intel.com>
+
+       PR ld/17878
+       * bfd.c (bfd_plugin_format): New.
+       (bfd): Add plugin_format and plugin_dummy_bfd.
+       * plugin.c (try_load_plugin): Take a pointer to bfd_boolean
+       argument to return TRUE if any plugin is found.  Set plugin_format.
+       (has_plugin): New.
+       (bfd_plugin_target_p): New.
+       (bfd_plugin_specified_p): Likewise.
+       (bfd_plugin_target_p): Likewise.
+       (register_ld_plugin_object_p): Likewise.
+       (bfd_plugin_set_plugin): Set has_plugin.
+       (load_plugin): Cache try_load_plugin result.
+       (bfd_plugin_object_p): Try ld_plugin_object_p first.  Check
+       plugin_format.
+       * plugin.h (bfd_plugin_target_p): New.
+       (bfd_plugin_specified_p): Likewise.
+       (register_ld_plugin_object_p): Likewise.
+       * bfd-in2.h: Regenerated.
+
+2015-02-11  Pedro Alves  <palves@redhat.com>
+
+       * libbfd-in.h [__cplusplus]: Open extern "C" scope.
+       * libcoff-in.h [__cplusplus]: Open extern "C" scope.
+       * libbfd.h: Regenerate.
+       * libcoff.h: Regenerate.
+
+       * elf-bfd.h [__cplusplus]: Wrap in extern "C".
+       * mach-o.h [__cplusplus]: Wrap in extern "C".
+       * som.h [__cplusplus]: Wrap in extern "C".
+
+2015-02-10  Nick Clifton  <nickc@redhat.com>
+
+       PR binutils/17512
+       * coffcode.h (styp_to_sec_flags): Use an unsigned long type to
+       hold the flag bits.
+       * peXXigen.c (pe_print_reloc): Use unsigned types to hold the
+       size and number of relocs.
+       (pe_print_debugdata): Use a 32-bit aligned buffer to store the
+       codeview record.
+       * versados.c (process_otr): Check the esdid value before using it
+       to access the EDATA.
+
+2015-02-09  Ed Maste  <emaste@freebsd.org>
+
+       * elf32-i386.c (elf_i386_get_plt_sym_val): Avoid incrementing
+       uninitialized and unused variable.
+       * elf64-x86-64.c (elf_x86_64_get_plt_sym_val): Likewise.
+
+2015-02-09  Alan Modra  <amodra@gmail.com>
+
+       * elf32-ppc.c (ppc_elf_relocate_section): Don't segfault on NULL
+       tls_sec.
+       * elf64-ppc.c (ppc64_elf_relocate_section): Likewise.
+       * elflink.c (elf_link_output_extsym): Don't assert on NULL tls_sec.
+
+2015-02-09  Alan Modra  <amodra@gmail.com>
+
+       * elflink.c: Whitespace, formatting fixes.
+       (elf_link_input_bfd): Clarify comment.
+       (elf_link_output_extsym): Exclude symbols in linker created
+       sections when testing for plugin symbols.
+
+2015-02-07  H.J. Lu  <hongjiu.lu@intel.com>
+
+       PR ld/17935
+       * elf32-i386.c (elf_i386_readonly_dynrelocs): Also issue a
+       warning for relocation in readonly section for -z text.
+       (elf_i386_size_dynamic_sections): Likewise.
+       * elf64-x86-64.c (elf_x86_64_readonly_dynrelocs): Likewise.
+       (elf_x86_64_size_dynamic_sections): Likewise.
+
+2015-02-06  H.J. Lu  <hongjiu.lu@intel.com>
+
+       PR ld/12365
+       PR ld/14272
+       * elflink.c (_bfd_elf_fix_symbol_flags): Revert the last change.
+       (elf_link_input_bfd): Mark the plugin symbol undefined if it is
+       referenced from a non-IR file.
+
+2015-02-06  Nick Clifton  <nickc@redhat.com>
+
+       PR binutils/17512
+       * peXXigen.c (rsrc_print_resource_entries): Add range check for
+       addresses that wrap around the address space.
+       (rsrc_parse_entry): Likewise.
+
+2015-02-03  H.J. Lu  <hongjiu.lu@intel.com>
+
+       PR ld/12365
+       PR ld/14272
+       * elflink.c (_bfd_elf_fix_symbol_flags): Mark the plugin symbol
+       undefined if it is referenced from a non-IR file.
+
+2015-02-03  Nick Clifton  <nickc@redhat.com>
+
+       PR binutils/17512
+       * ecoff.c: Use bfd_alloc2 to allocate space for structure arrays.
+       (_bfd_ecoff_slurp_symbol_table): Check for a negative symbol
+       index or an out of range fdr index.
+       * elf-m10300.c (mn10300_info_to_howto): Fix typo in error message.
+       * elf32-arc.c (arc_info_to_howto_rel): Likewise.
+       * elf32-avr.c (avr_info_to_howto_rela): Likewise.
+       * elf32-cr16.c (elf_cr16_info_to_howto): Likewise.
+       * elf32-cr16c.c (elf_cr16c_info_to_howto_rel): Likewise.
+       * elf32-cris.c (cris_info_to_howto_rela): Likewise.
+       * elf32-crx.c (elf_crx_info_to_howto): Likewise.
+       * elf32-d10v.c (d10v_info_to_howto_rel): Likewise.
+       * elf32-d30v.c (d30v_info_to_howto_rel): Likewise.
+       * elf32-epiphany.c (epiphany_info_to_howto_rela): Likewise.
+       * elf32-fr30.c (fr30_info_to_howto_rela): Likewise.
+       * elf32-frv.c (frv_info_to_howto_rela): Likewise.
+       * elf32-i370.c (i370_elf_info_to_howto): Likewise.
+       * elf32-i960.c (elf32_i960_info_to_howto_rel): Likewise.
+       * elf32-ip2k.c (ip2k_info_to_howto_rela): Likewise.
+       * elf32-iq2000.c (iq2000_info_to_howto_rela): Likewise.
+       * elf32-lm32.c (lm32_info_to_howto_rela): Likewise.
+       * elf32-m32c.c (m32c_info_to_howto_rela): Likewise.
+       * elf32-m32r.c (m32r_info_to_howto_rel): Likewise.
+       * elf32-m68hc11.c (m68hc11_info_to_howto_rel): Likewise.
+       * elf32-m68hc12.c (m68hc11_info_to_howto_rel): Likewise.
+       * elf32-mcore.c (mcore_elf_info_to_howto): Likewise.
+       * elf32-mep.c (mep_info_to_howto_rela): Likewise.
+       * elf32-metag.c (metag_info_to_howto_rela): Likewise.
+       * elf32-microblaze.c (microblaze_elf_info_to_howto): Likewise.
+       * elf32-moxie.c (moxie_info_to_howto_rela): Likewise.
+       * elf32-msp430.c (msp430_info_to_howto_rela): Likewise.
+       * elf32-mt.c (mt_info_to_howto_rela): Likewise.
+       * elf32-nds32.c (nds32_info_to_howto_rel): Likewise.
+       * elf32-or1k.c (or1k_info_to_howto_rela): Likewise.
+       * elf32-pj.c (pj_elf_info_to_howto): Likewise.
+       * elf32-ppc.c (ppc_elf_info_to_howto): Likewise.
+       * elf32-rl78.c (rl78_info_to_howto_rela): Likewise.
+       * elf32-rx.c (rx_info_to_howto_rela): Likewise.
+       * elf32-sh.c (sh_elf_info_to_howto): Likewise.
+       * elf32-spu.c (spu_elf_info_to_howto): Likewise.
+       * elf32-v850.c (v850_elf_perform_relocation): Likewise.
+       * elf32-vax.c (rtype_to_howto): Likewise.
+       * elf32-visium.c (visium_info_to_howto_rela): Likewise.
+       * elf32-xgate.c (xgate_info_to_howto_rel): Likewise.
+       * elf32-xtensa.c (elf_xtensa_info_to_howto_rela): Likewise.
+       * elf64-alpha.c (elf64_alpha_info_to_howto): Likewise.
+       * elf64-mmix.c (mmix_info_to_howto_rela): Likewise.
+       * mach-o.c: Use bfd_alloc2 to allocate space for structure arrays.
+       (bfd_mach_o_canonicalize_one_reloc): Fix check on out
+       of range symbol indicies.
+       (bfd_mach_o_canonicalize_relocs): Check for out of range alloc.
+       (bfd_mach_o_canonicalize_dynamic_reloc): Likewise.
+       (bfd_mach_o_build_dysymtab): Likewise.
+       (bfd_mach_o_write_symtab_content): Set the string table size to
+       zero upon error.
+       (bfd_mach_o_read_symtab_symbols): Reset the nsyms value if the
+       read fails.
+       * peXXigen.c (pe_print_edata):  Check for numeric overflow in edt
+       fields.
+       * tekhex.c (first_phase): Check for src pointer reaching end of
+       buffer.
+
+2015-02-03  Will Newton  <will.newton@linaro.org>
+
+       * elfnn-aarch64.c (elfNN_aarch64_finish_dynamic_symbol):
+       Set st_value to zero for undefined symbols if the reference
+       is weak or pointer_equality_needed is FALSE.
+
+       * elf32-arm.c (elf32_arm_finish_dynamic_symbol): Improve
+         comment discussing why we clear st_value for some symbols.
+
+2015-02-02  Kuan-Lin Chen  <kuanlinchentw@gmail.com>
+
+       * elf32-nds32.c (nds32_get_section_contents): Add one more argument.
+       (nds32_elf_relocate_section): Do not relocate R_NDS32_LONGJUMP7.
+
+2015-01-29  Alan Modra  <amodra@gmail.com>
+
+       * elf64-ppc.c (ppc64_elf_relocate_section): Correct GOT_TLSLD
+       optimization.  Tidy mask for GOT_TLSGD optimization.
+       * elf32-ppc.c (ppc_elf_relocate_section): Likewise.  Correct
+       location of nop zapping high insn too.
+
+2015-01-28  Alan Modra  <amodra@gmail.com>
+
+       * elf64-ppc.h (struct ppc64_elf_params): Add "object_in_toc".
+       * elf64-ppc.c (ppc64_elf_add_symbol_hook): Assume that global symbols
+       in .toc indicate xlc compiled code that might require a rw .toc.
+
+2015-01-28  James Bowman  <james.bowman@ftdichip.com>
+
+       * Makefile.am: Add FT32 files.
+       * archures.c (enum bfd_architecture): Add bfd_arch_ft32.
+       (bfd_mach_ft32): Define.
+       (bfd_ft32_arch): Declare.
+       (bfd_archures_list): Add bfd_ft32_arch.
+       * config.bfd: Handle FT32.
+       * configure.ac: Likewise.
+       * cpu-ft32.c: New file.
+       * elf32-ft32.c: New file.
+       * reloc.c (BFD_RELOC_FT32_10, BFD_RELOC_FT32_20, BFD_RELOC_FT32_17,
+       BFD_RELOC_FT32_18): Define.
+       * targets.c (_bfd_target_vector): Add ft32_elf32_vec.
+       * bfd-in2.h: Regenerate.
+       * libbfd.h: Regenerate.
+       * Makefile.in: Regenerate.
+       * configure: Regenerate.
+       * po/SRC-POTFILES.in: Regenerate.
+
+2015-01-27  Nick Clifton  <nickc@redhat.com>
+
+       PR binutils/17512
+       * pdp11.c (aout_get_external_symbols): Return false if there are
+       no symbols.
+
+       * dwarf2.c (concat_filename): Check for an empty directory table.
+       (scan_unit_for_symbols): Check for reading off the end of the
+       unit.
+       (parse_comp_unit): Check for a DW_AT_comp_dir attribute with a
+       non-string form.
+       * elf64-ppc.c (opd_entry_value): Fail if there are no relocs
+       available.
+
+2015-01-26  Kuan-Lin Chen  <kuanlinchentw@gmail.com>
+
+       * elf32-nds32.c (nds32_elf_pick_relax): Fix again setting.
+
 2015-01-22  DJ Delorie  <dj@redhat.com>
 
        * elf32-m32c.c (m32c_apply_reloc_24): New.
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